Universal Licensing System
WPKU791
ALAMEDA COUNTY MOSQUITO ABATEMENT
License details
| ULS identifier | 1929429 |
|---|
| Call sign | WPKU791 |
|---|
| Radio service | YU |
|---|
| Status | E |
|---|
| Grant date | 1997-07-25 |
|---|
| Expiration | 2002-07-25 |
|---|
| Cancellation | 2002-11-24 |
|---|
| Frequency range | 897.1375 - 939.675 MHz (28 frequencies) |
|---|
| Locations | 5 |
|---|
| Representative location | SOUTH SAN FRANCISCO, SAN MATEO, CA |
|---|
| Coordinates | 37.6891111, -122.4366389 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:28:06 |
|---|
Licensee
| Name | ALAMEDA COUNTY MOSQUITO ABATEMENT |
|---|
| Applicant type | C |
|---|
| Location | HAYWARD, CA |
|---|
| Address | 23187 CONNECTICUT ST, HAYWARD, CA, 94545 |
|---|
| Phone | 5107837744 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 3 | 1 | FX1 | 897.13750000 | | | 35.000000 | 35.000000 | |
| 4 | 1 | MO | 897.13750000 | | | 35.000000 | 35.000000 | |
| 5 | 1 | MO | 897.13750000 | | | 35.000000 | 35.000000 | |
| 3 | 1 | FX1 | 898.16250000 | | | 35.000000 | 35.000000 | |
| 4 | 1 | MO | 898.16250000 | | | 35.000000 | 35.000000 | |
| 5 | 1 | MO | 898.16250000 | | | 35.000000 | 35.000000 | |
| 3 | 1 | FX1 | 899.20000000 | | | 35.000000 | 35.000000 | |
| 4 | 1 | MO | 899.20000000 | | | 35.000000 | 35.000000 | |
| 5 | 1 | MO | 899.20000000 | | | 35.000000 | 35.000000 | |
| 3 | 1 | FX1 | 899.21250000 | | | 35.000000 | 35.000000 | |
| 4 | 1 | MO | 899.21250000 | | | 35.000000 | 35.000000 | |
| 5 | 1 | MO | 899.21250000 | | | 35.000000 | 35.000000 | |
| 3 | 1 | FX1 | 899.22500000 | | | 35.000000 | 35.000000 | |
| 4 | 1 | MO | 899.22500000 | | | 35.000000 | 35.000000 | |
| 5 | 1 | MO | 899.22500000 | | | 35.000000 | 35.000000 | |
| 3 | 1 | FX1 | 899.23750000 | | | 35.000000 | 35.000000 | |
| 4 | 1 | MO | 899.23750000 | | | 35.000000 | 35.000000 | |
| 5 | 1 | MO | 899.23750000 | | | 35.000000 | 35.000000 | |
| 3 | 1 | FX1 | 899.25000000 | | | 35.000000 | 35.000000 | |
| 4 | 1 | MO | 899.25000000 | | | 35.000000 | 35.000000 | |
| 5 | 1 | MO | 899.25000000 | | | 35.000000 | 35.000000 | |
| 3 | 1 | FX1 | 899.66250000 | | | 35.000000 | 35.000000 | |
| 4 | 1 | MO | 899.66250000 | | | 35.000000 | 35.000000 | |
| 5 | 1 | MO | 899.66250000 | | | 35.000000 | 35.000000 | |
| 3 | 1 | FX1 | 899.71250000 | | | 35.000000 | 35.000000 | |
| 4 | 1 | MO | 899.71250000 | | | 35.000000 | 35.000000 | |
| 5 | 1 | MO | 899.71250000 | | | 35.000000 | 35.000000 | |
| 3 | 1 | FX1 | 899.72500000 | | | 35.000000 | 35.000000 | |
| 4 | 1 | MO | 899.72500000 | | | 35.000000 | 35.000000 | |
| 5 | 1 | MO | 899.72500000 | | | 35.000000 | 35.000000 | |
| 3 | 1 | FX1 | 899.73750000 | | | 35.000000 | 35.000000 | |
| 4 | 1 | MO | 899.73750000 | | | 35.000000 | 35.000000 | |
| 5 | 1 | MO | 899.73750000 | | | 35.000000 | 35.000000 | |
| 3 | 1 | FX1 | 899.75000000 | | | 35.000000 | 35.000000 | |
| 4 | 1 | MO | 899.75000000 | | | 35.000000 | 35.000000 | |
| 5 | 1 | MO | 899.75000000 | | | 35.000000 | 35.000000 | |
| 3 | 1 | FX1 | 900.66250000 | | | 35.000000 | 35.000000 | |
| 4 | 1 | MO | 900.66250000 | | | 35.000000 | 35.000000 | |
| 5 | 1 | MO | 900.66250000 | | | 35.000000 | 35.000000 | |
| 3 | 1 | FX1 | 900.67500000 | | | 35.000000 | 35.000000 | |
| 4 | 1 | MO | 900.67500000 | | | 35.000000 | 35.000000 | |
| 5 | 1 | MO | 900.67500000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | FB4C | 936.13750000 | | | 110.000000 | 30.000000 | |
| 2 | 1 | FB4C | 937.16250000 | | | 110.000000 | 30.000000 | |
| 1 | 1 | FB4C | 938.20000000 | | | 100.000000 | 35.000000 | |
| 1 | 1 | FB4C | 938.21250000 | | | 100.000000 | 35.000000 | |
| 1 | 1 | FB4C | 938.22500000 | | | 100.000000 | 35.000000 | |
| 1 | 1 | FB4C | 938.23750000 | | | 100.000000 | 35.000000 | |
| 1 | 1 | FB4C | 938.25000000 | | | 100.000000 | 35.000000 | |
| 2 | 1 | FB4C | 938.66250000 | | | 110.000000 | 30.000000 | |
| 1 | 1 | FB4C | 938.71250000 | | | 100.000000 | 35.000000 | |
| 1 | 1 | FB4C | 938.72500000 | | | 100.000000 | 35.000000 | |
| 1 | 1 | FB4C | 938.73750000 | | | 100.000000 | 35.000000 | |
| 1 | 1 | FB4C | 938.75000000 | | | 100.000000 | 35.000000 | |
| 2 | 1 | FB4C | 939.66250000 | | | 110.000000 | 30.000000 | |
| 2 | 1 | FB4C | 939.67500000 | | | 110.000000 | 30.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 3 | 1 | 897.13750000 | | 13K6F3E |
| 4 | 1 | 897.13750000 | | 13K6F3E |
| 5 | 1 | 897.13750000 | | 13K6F3E |
| 3 | 1 | 898.16250000 | | 13K6F3E |
| 4 | 1 | 898.16250000 | | 13K6F3E |
| 5 | 1 | 898.16250000 | | 13K6F3E |
| 3 | 1 | 899.20000000 | | 13K6F3E |
| 4 | 1 | 899.20000000 | | 13K6F3E |
| 5 | 1 | 899.20000000 | | 13K6F3E |
| 3 | 1 | 899.21250000 | | 13K6F3E |
| 4 | 1 | 899.21250000 | | 13K6F3E |
| 5 | 1 | 899.21250000 | | 13K6F3E |
| 3 | 1 | 899.22500000 | | 13K6F3E |
| 4 | 1 | 899.22500000 | | 13K6F3E |
| 5 | 1 | 899.22500000 | | 13K6F3E |
| 3 | 1 | 899.23750000 | | 13K6F3E |
| 4 | 1 | 899.23750000 | | 13K6F3E |
| 5 | 1 | 899.23750000 | | 13K6F3E |
| 3 | 1 | 899.25000000 | | 13K6F3E |
| 4 | 1 | 899.25000000 | | 13K6F3E |
| 5 | 1 | 899.25000000 | | 13K6F3E |
| 3 | 1 | 899.66250000 | | 13K6F3E |
| 4 | 1 | 899.66250000 | | 13K6F3E |
| 5 | 1 | 899.66250000 | | 13K6F3E |
| 3 | 1 | 899.71250000 | | 13K6F3E |
| 4 | 1 | 899.71250000 | | 13K6F3E |
| 5 | 1 | 899.71250000 | | 13K6F3E |
| 3 | 1 | 899.72500000 | | 13K6F3E |
| 4 | 1 | 899.72500000 | | 13K6F3E |
| 5 | 1 | 899.72500000 | | 13K6F3E |
| 3 | 1 | 899.73750000 | | 13K6F3E |
| 4 | 1 | 899.73750000 | | 13K6F3E |
| 5 | 1 | 899.73750000 | | 13K6F3E |
| 3 | 1 | 899.75000000 | | 13K6F3E |
| 4 | 1 | 899.75000000 | | 13K6F3E |
| 5 | 1 | 899.75000000 | | 13K6F3E |
| 3 | 1 | 900.66250000 | | 13K6F3E |
| 4 | 1 | 900.66250000 | | 13K6F3E |
| 5 | 1 | 900.66250000 | | 13K6F3E |
| 3 | 1 | 900.67500000 | | 13K6F3E |
| 4 | 1 | 900.67500000 | | 13K6F3E |
| 5 | 1 | 900.67500000 | | 13K6F3E |
| 2 | 1 | 936.13750000 | | 13K6F3E |
| 2 | 1 | 937.16250000 | | 13K6F3E |
| 1 | 1 | 938.20000000 | | 13K6F3E |
| 1 | 1 | 938.21250000 | | 13K6F3E |
| 1 | 1 | 938.22500000 | | 13K6F3E |
| 1 | 1 | 938.23750000 | | 13K6F3E |
| 1 | 1 | 938.25000000 | | 13K6F3E |
| 2 | 1 | 938.66250000 | | 13K6F3E |
| 1 | 1 | 938.71250000 | | 13K6F3E |
| 1 | 1 | 938.72500000 | | 13K6F3E |
| 1 | 1 | 938.73750000 | | 13K6F3E |
| 1 | 1 | 938.75000000 | | 13K6F3E |
| 2 | 1 | 939.66250000 | | 13K6F3E |
| 2 | 1 | 939.67500000 | | 13K6F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | SAN BRUNO MOUNTAIN, SOUTH SAN FRANCISCO, SAN MATEO, CA | 37.68911111, -122.43663889 | 369.000 m | TOWER | 85.000 m structure / 85.000 m overall | N |
| 2 | T | MOUNT DIABLO STATE PARK, WALNUT CREEK, CONTRA COSTA, CA | 37.88158333, -121.91913889 | 1091.000 m | TOWER | 87.000 m structure / 87.000 m overall | N |
| 3 | T | CA | | | | | |
| 4 | T | | | | | | |
| 5 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 67.000 m | | | | 72.000 | |
| 1 | 2 | T | | 64.000 m | | | | 930.000 | |
| 1 | 3 | T | | | | | | | |
| 1 | 4 | T | | | | | | | |
| 1 | 5 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 23187 CONNECTICUT ST, HAYWARD, CA | | 5107837744 |
License history
| Date | File or call sign | Action |
|---|
| 2002-11-24 | WPKU791 | LIEXP |
| 2002-04-29 | WPKU791 | LETRES |
| 2000-11-24 | WPKU791 | LICCNV |
| 1997-07-25 | WPKU791 | LIISS |
| 1997-07-25 | WPKU791 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1929429 | 2026-08-02 01:28:06 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPKU791 | ULS 1929429 | 2026-08-02 01:28:06 |
| Status | E | ULS 1929429 | 2026-08-02 01:28:06 |
| Service | YU | ULS 1929429 | 2026-08-02 01:28:06 |
| Grant Date | 1997-07-25 | ULS 1929429 | 2026-08-02 01:28:06 |
| Expiration Date | 2002-07-25 | ULS 1929429 | 2026-08-02 01:28:06 |
| Cancellation Date | 2002-11-24 | ULS 1929429 | 2026-08-02 01:28:06 |